#384FBB#384FBB

#384FBB is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.5% C 0.172 H 269.6°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#384FBB
RGB	rgb(56, 79, 187)
HSL	hsl(229, 54%, 48%)
HSV	hsv(229, 70%, 73%)
CMYK	cmyk(70.1%, 57.8%, 0%, 26.7%)
CIE-LAB	lab(37.88, 27.96, -59.57)
CIE-LCH	lch(37.88, 65.80, 295.14°)
OKLab	oklab(47.52% -0.0013 -0.1717)
OKLCH	oklch(47.52% 0.172 269.6)
XYZ	xyz(13.3934, 10.0192, 48.2321)
Luminance	0.1002 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#384FBB #BBA438

analogous

#3890BB #384FBB #6338BB

triadic

#384FBB #BB384F #4FBB38

tetradic

#384FBB #BB3890 #BBA438 #38BB63

square

#384FBB #BB3890 #BBA438 #38BB63

split-complementary

#384FBB #BB6338 #90BB38

monochromatic

#1C275D #2A3B8C #384FBB #6174D0 #909DDE

Accessibility & contrast

On white

6.99

#384FBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.00

#384FBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #384FBB

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##384FBB	#FFFFFF	#000000	##FFFFFF
##384FBB	1.00	6.99	3.00	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBF

Deuteranopia (green-blind)

#0053B9

Tritanopia (blue-blind)

#006A7D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #384fbb;
/* rgb */ color: rgb(56, 79, 187);
/* oklch */ color: oklch(47.5% 0.172 269.6);

Tailwind

colors: {
  custom: {
    50: '#7f80d0',
    500: '#384fbb',
    950: '#000000',
  },
}

SCSS

$custom: #384fbb;
$custom-light: #7f80d0;
$custom-dark: #000000;

JSON

{
  "hex": "#384fbb",
  "rgb": {
    "r": 56,
    "g": 79,
    "b": 187
  },
  "hsl": {
    "h": 229.466,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.47516,
    "c": 0.17167,
    "h": 269.6
  },
  "luminance": 0.10021
}

Semantic roles & 50–950 ramp

primary

#384FBB

secondary

#C8BD86

accent

#C44BDD

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #384FBB

Body copy rendered with the generated semantic roles for this colour.

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